Our Company

Third Generation, Family Owned

Central Specialties, Inc. (CSI) is into a third generation, family owned, general contracting company serving Minnesota and the Dakotas. CSI was founded in 1976, over 40 years ago, by Al Minnerath with a vision and desire to provide next level services in the heavy highway construction market.

We are proud of the people who work for us and the care they put into every project. Thank you to all of our customers who rely on our team and our quality heavy highway construction services.

Delivered Where You Want It. When You Want It.

Central Specialties delivers your asphalt and aggregate to your job site where you want it, when you want it. Just give us the word, we’ll set a time and it will be there. As a full service general road contractor Central Specialties, Inc. also provides these services: Site work includes Excavation, Culvert Installation, Site Drainage, Commercial, Industrial and Residential Site Development.